21651912

素因数分解:

$2^3\times 3^2\times {\mathrm{300721}}^1$

素因数の和:300733

約数の個数: 24

約数和(自身を含む): 58640790

約数和(自身を除く): 36988878

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 300721, 601442, 902163, 1202884, 1804326, 2405768, 2706489, 3608652, 5412978, 7217304, 10825956, 21651912]

約数ペア:

[(1, 21651912), (2, 10825956), (3, 7217304), (4, 5412978), (6, 3608652), (8, 2706489), (9, 2405768), (12, 1804326), (18, 1202884), (24, 902163), (36, 601442), (72, 300721)]